My Home Ideas

Special Offers

Be the first to know about This Old House contests, sweepstakes, and events and receive special offers and promotions from your favorite home improvement brands. We'll even send you regular reminders to enter our sweepstakes.

Step 5

Step 6

Step 7

Step 8

Step 9

Step 10

Set casters at each of the base's four corners, about 1½ inches from each edge. Set two more casters in line with the left and right inner walls near the back of the large box, about 1½ inches from the back edge. Secure with carriage bolts through the holes in the mounting plates.